CN109626165A - A kind of distribution state of elevator monitoring system - Google Patents
A kind of distribution state of elevator monitoring system Download PDFInfo
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- CN109626165A CN109626165A CN201811640184.2A CN201811640184A CN109626165A CN 109626165 A CN109626165 A CN 109626165A CN 201811640184 A CN201811640184 A CN 201811640184A CN 109626165 A CN109626165 A CN 109626165A
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 40
- 238000009826 distribution Methods 0.000 title claims description 9
- 238000001514 detection method Methods 0.000 claims abstract description 17
- 238000012545 processing Methods 0.000 claims abstract description 15
- 238000005070 sampling Methods 0.000 claims description 22
- 239000003921 oil Substances 0.000 claims description 11
- 230000001133 acceleration Effects 0.000 claims description 10
- 238000006243 chemical reaction Methods 0.000 claims description 10
- 238000004891 communication Methods 0.000 claims description 10
- 239000007788 liquid Substances 0.000 claims description 9
- 238000005303 weighing Methods 0.000 claims description 8
- 238000003860 storage Methods 0.000 claims description 7
- 230000008859 change Effects 0.000 claims description 6
- 238000005259 measurement Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 4
- 241001269238 Data Species 0.000 claims description 3
- 230000006378 damage Effects 0.000 claims description 3
- 239000002828 fuel tank Substances 0.000 claims description 3
- 230000002452 interceptive effect Effects 0.000 claims description 3
- 230000008569 process Effects 0.000 claims description 3
- 230000035939 shock Effects 0.000 claims description 3
- 239000000295 fuel oil Substances 0.000 claims description 2
- 238000009434 installation Methods 0.000 claims description 2
- 230000006855 networking Effects 0.000 abstract description 3
- 230000005540 biological transmission Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
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- 238000007726 management method Methods 0.000 description 2
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- 230000035945 sensitivity Effects 0.000 description 2
- 206010061245 Internal injury Diseases 0.000 description 1
- 230000003750 conditioning effect Effects 0.000 description 1
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- 238000002834 transmittance Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/0006—Monitoring devices or performance analysers
- B66B5/0018—Devices monitoring the operating condition of the elevator system
- B66B5/0031—Devices monitoring the operating condition of the elevator system for safety reasons
Abstract
The invention discloses a kind of distributed state of elevator to monitor system, including acquisition module, detects for the state to elevator；Data cross station, control, operation and the data that acquisition module is uploaded for being responsible for the management acquisition module summarized and layout processing after be uploaded to central control station；Data relay stations are mounted between central control station and the more remote data cross station of distance, are received the data-signal at data cross station for being responsible for, are regenerated to it, signal is forwarded to central control station after enhanced processing；Central control station is located at monitoring center, for receiving the network data of entire state of elevator detection.The present invention is using three-level formula secondary layer networking network, with heigh clarity and cohesion, monitoring range is wide, cost performance is high, it is easy to operate simple, rapidly and efficiently, realize intelligence to a certain extent, furthermore the present invention can not only be applied to elevator detection, have wide applicability in other normality real-time monitoring fields.
Description
Technical field
The invention belongs to the technical fields of state of elevator monitoring more particularly to a kind of distributed state of elevator to monitor system.
Background technique
Elevator is seen everywhere, nowadays elevator as important transport facility in office building, market contour level building
Caused safety accident is commonplace, this is primarily due to security risk existing for elevator itself and is not found, and at this stage
The acquisition of Elevator Monitoring data distortion rate is not high comprehensively, during inefficiency and transportation data.
Summary of the invention
Based on the above the deficiencies in the prior art, technical problem solved by the invention is to provide a kind of distributed electrical scalariform
State monitors system, carries out comprehensive monitoring in real time to elevator, finds elevator accident security risk in time.
In order to solve the above-mentioned technical problem, the present invention is achieved through the following technical solutions: the present invention provides a kind of distribution
Formula state of elevator monitors system, comprising:
Acquisition module is mounted on lift car and hoistway position, detects for the state to elevator；
Data cross station is mounted on its administrative monitoring region center position, for being responsible for the management acquisition module
Control, operation and to acquisition module upload data summarized and layout processing after be uploaded to central control station；
Data relay stations are mounted between central control station and the more remote data cross station of distance, for being responsible for reception
The data-signal at the more remote data cross station of distance regenerates it, signal is forwarded to central control after enhanced processing
It stands；
Central control station is located at monitoring center, for receiving the network data of entire state of elevator detection.
Further, the acquisition module includes photoelectric position sensor, hall speed sensor, servo-type acceleration
Sensor, resistance strain weighing transducer, current vortex sensor；
The photoelectric position sensor is mounted on the two sides of elevator shaft, and wherein side is signal projector, the other side
For signal receiver, upright position of the lift car in hoistway is monitored for being responsible for；
The hall speed sensor includes sensor body and permanent magnet, wherein the sensor body is mounted on elevator
In hoistway, the permanent magnet installation detects the speed of service of elevator on the elevator car, for being responsible for；
The servo-type acceleration transducer is mounted on inside lift car, for being responsible for adding for measurement lift car operation
Speed；
The resistance strain weighing transducer is mounted on the bottom beam of lift car, for being responsible in monitoring lift car
Carrying quality；
The current vortex sensor is mounted on the top of elevator rope close to draging at wheel, for being responsible for monitoring elevator traction
The service life of rope.
Optionally, acquisition module further includes operational amplifier, sampling holder, low-pass filter, digital analog converter, ether
Net port；
The operational amplifier is connected to the output end of each sensor, the ultra-weak electronic signal for being responsible for exporting sensor
It amplifies；
The sampling holder is connected to the output end of the operational amplifier, and the output end of sampling holder is connected to institute
The input terminal for stating low-pass filter, the analog signal for being responsible for exporting sensor carry out periodic intervals sampling, then will
The signal temporarily stores holding a period of time, for analog-digital converter conversion, further takes out a mould until next sampling time
Quasi- signal value replaces original value；
The low-pass filter is connected to the output end of the sampling holder, and the output end of low-pass filter is connected to institute
Analog-digital converter is stated, prevents from making since the sampling interval is too long beyond the high frequency section with width setting for being responsible in trap signal
At frequency domain periodization interval it is not big enough when, repetition rate intersection occur local low-and high-frequency signal overlap；
The input terminal of the analog-digital converter is connected to the output end of the low-pass filter, the output end of analog-digital converter
It is connected to ethernet port, the continuous analog data-signal received is quantified and encoded for being responsible for, is converted to discrete
Digital data signal, and transmitted by ethernet port access network based on ethernet.
Further, the acquisition module further includes that float type oil tank liquid level sensor and piezoelectric type impact sensor；
The float type oil tank liquid level sensor is mounted in traction case fuel tank, for being responsible for monitoring Fuel Oil Remaining；
The piezoelectric type shock transducer is placed in every layer of hall door of elevator, is artificially damaged for being responsible for monitoring hoistway door
It is bad；
The operational amplifier is connected to the float type oil tank liquid level sensor and piezoelectric type impacts the defeated of sensor
Outlet, the ultra-weak electronic signal for being responsible for exporting sensor amplify.
Optionally, the data cross station is built-in with ethernet port, protected type twisted pair wire, network exchanging chip, CPU
Processor, internal memory, wireless digital broadcasting station and high accuracy real-time clock；
The ethernet port is for being responsible between each data cross station and data cross station and administrative acquisition module
Between be connected to form data acquisition network by ethernet port；
The network exchanging chip is for being responsible for being forwarded transmitting to other data cross station data at data cross station
In the process without excessively interfering, mitigate the burden of the central control station；
The CPU processor is for being responsible for the control to the data cross station and administrative acquisition module, to acquisition mould
The pretreatment work that the data that block uploads carry out layout, summarize；
The internal memory is for being responsible for the operational order of storage CPU processor, the operand of interim storage processor
According to；
The wireless digital broadcasting station is for being responsible for pass through pretreated detection data and the machine address conversion into wireless communication
Number it is transmitted to central control station or data relay stations；
The high accuracy real-time clock keeps the high level of synchronization of monitoring system for being responsible for.
Optionally, the central control station includes radio network gateway, database server and central control computer；
The radio network gateway receives remote data communication for being responsible for, and carries out demodulation and communication data to data-signal
The database server is uploaded to after format conversion；
The database server is for being responsible for systematical, the dynamic a large amount of elevator detection datas of storage and applying journey
Sequence realizes the abundant shared, interleaving access of elevator detection data；
The central control computer for be responsible for access to the upload data in database server after, to its into
Row centralized processing is assessed with analysis, and Graphical output is to monitor.
By upper, distributed state of elevator monitoring system of the invention is negative to elevator car position, elevator speed, elevator
It carries the parameters such as situation and carries out comprehensive monitoring in real time, and transmitted by distributed data acquisition network, purport of the present invention
It is prevented trouble before it happens in discovery elevator accident security risk in time with assuring the safety for life and property of the people.The present invention is normal for elevator
There are security risk but the difficult points that cannot be arrived by timely safety monitoring in state operation, design a kind of distributed state of elevator monitoring system
System has heigh clarity and cohesion using three-level formula secondary layer networking network, and monitoring range is wide, and cost performance is high, easy to operate
Simply, rapidly and efficiently, intelligence to a certain extent is realized, furthermore the present invention can not only be applied to elevator detection, at it
He has wide applicability in normality real-time monitoring field.
The above description is only an overview of the technical scheme of the present invention, in order to better understand the technical means of the present invention,
And it can be implemented in accordance with the contents of the specification, and in order to allow above and other objects, features and advantages of the invention can
It is clearer and more comprehensible, below in conjunction with preferred embodiment, and cooperates attached drawing, detailed description are as follows.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, the attached drawing to embodiment is simply situated between below
It continues.
Fig. 1 is the structural schematic diagram that distributed state of elevator of the invention monitors system；
Fig. 2 is the distributed monitoring system arrangement schematic diagram that distributed state of elevator of the invention monitors system；
Fig. 3 is that distributed state of elevator of the invention monitors composition schematic diagram inside the data cross station of system；
Fig. 4 is the workflow schematic diagram for the acquisition module that distributed state of elevator of the invention monitors system；
Fig. 5 is the location arrangements schematic diagram for the acquisition module that distributed state of elevator of the invention monitors system.
In figure: 1- data cross station；1-1-CPU processor；1-2- network exchanging chip；1-3 ethernet port；1-4- without
Line data radio station；Reservoir built in 1-5-；1-6- high accuracy real-time clock；2- acquisition module；2-1- float type oil tank liquid level sensing
Device；2-2- current vortex sensor；2-3- photoelectric position sensor；2-4- servo-type acceleration transducer；The punching of 2-5- piezoelectric type
Hit sensor；2-6- resistance strain weighing transducer；2-7- hall speed sensor；2-8- permanent magnet；2-9- operation amplifier
Device；2-10- sampling holder；2-11- low-pass filter；2-12- analog-digital converter；2-13- ethernet port；The control of the center 3-
It stands；3-1- radio network gateway；3-2- database server；3-3- central control computer；4- data relay stations.
Specific embodiment
The embodiment of the invention will now be described in detail with reference to the accompanying drawings, and as part of this specification passes through
Embodiment illustrates the principle of the present invention, and other aspects of the present invention, feature and its advantage will become by the detailed description
It is very clear.In the attached drawing of institute's reference, the same or similar component is indicated using identical drawing reference numeral in different figures.
As shown in Figures 1 to 5, distributed state of elevator monitoring system provided by the invention is used to carry out safe prison to elevator
It surveys, including acquisition module 2, data cross station 1, data relay stations 4 and central control station 3.
Acquisition module 2 of the invention is the data acquisition device in each hoistway and elevator, is mounted on lift car and hoistway
Position comprising photoelectric position sensor 2-3, hall speed sensor 2-7, servo-type acceleration transducer 2-4, electricity
Resistance strain gauge load cell 2-6, current vortex sensor 2-2, float type oil tank liquid level sensor 2-1, piezoelectric type impact biography
Sensor 2-5, operational amplifier 2-9, low-pass filter 2-11, sampling holder 2-10, digital analog converter 2-12, ethernet port
2-13.The photoelectric position sensor 2-3 is mounted on the two sides of elevator shaft, and three pairs every layer, side is signal projector, separately
Side is signal receiver, is responsible for upright position of the monitoring lift car in hoistway, when elevator is sensed by photoelectric type position
When device 2-3, as a kind of photoelectric device of the light spot position sensitivity on incident photosurface, output signal is as photoelectricity is photosensitive
Position change on face, so that it is determined that elevator position in hoistway.The hall speed sensor 2-7 include sensor body and
Permanent magnet 2-8, wherein sensor body is mounted in elevator shaft, and permanent magnet 2-8 is installed on the elevator car, is responsible for detection electricity
The speed of service of ladder, when the permanent magnet 2-8 being arranged on lift car passes through sensor body, magnetic field, which will generate, periodically to be become
Change, causes hall element output voltage to change, form stable pulse voltage signal by subsequent conditioning circuit processing, to measure electricity
The speed of service of the ladder in hoistway.
The servo-type acceleration transducer 2-4 is mounted on inside lift car, is responsible for adding for measurement lift car operation
Speed, when there is acceleration input on lift car, mass block deviates equilbrium position, which is sensed by its inbuilt displacement
Device detected, and current signal output is converted to after servo amplifier amplifies, to measure the acceleration of elevator operation.
The resistance strain weighing transducer 2-6 is mounted on the bottom beam of lift car, is responsible in monitoring lift car
Carrying quality, with the variation of weighing quality, resistance value mutually strained for resistance strain gage in resistance strain weighing transducer 2-6
Change, then this resistance variations is converted to electric signal through corresponding measuring circuit, thus real-time monitoring elevator interior carrying quality.
The current vortex sensor 2-2 is mounted on the top of elevator rope close to draging at wheel, monitors electricity by eddy current effect principle
Terraced hoist ropes internal injury is responsible for the service life of monitoring elevator rope.The float type oil tank liquid level sensor 2-1, which is mounted on, to be draged
Draw in case fuel tank, when oil level variation, output electric signal changes with the variation of buoy position, to measure remaining oil
Amount.The piezoelectric type shock transducer 2-5 is placed in every layer of hall door of elevator, when hall door is by significantly impact vibration, is passed
Deformation occurs for piezo-electric crystal inside sensor, exports electric signal, to monitor hoistway door, whether there is or not personnel's malicious damages, to be responsible for prison
Survey hoistway door artificial damage.
After collected physical signal is converted to corresponding electric signal by each sensor, output to operational amplifier 2-9,
The operational amplifier is connected to each sensor output, is responsible for amplifying sensor output ultra-weak electronic signal, to be adapted to mould
The input range of number converter 2-12, while also functioning to the effect for improving measurement accuracy and sensitivity.The sampling holder 2-
10 are connected to the output end of operational amplifier 2-9, and the output of sampling holder 2-10 is terminated at the input terminal of low-pass filter 2-11,
It is responsible for the analog signal exported to sensor and carries out periodic intervals sampling, when which is temporarily stored to one section of holding then
Between, for analog-digital converter 2-12 conversion, until next sampling time, to further take out an analog signal values original to replace
Value effectively inhibits to interfere bring conversion noise by amplifier, while reducing the aperture time of analog-digital converter, improves modulus and turns
The accuracy of parallel operation 2-12 and the inaccuracy for eliminating conversion time.The low-pass filter 2-11 is connected to sampling holder 2-10
Output end, the output of low-pass filter 2-11 is terminated at analog-digital converter 2-12, is responsible in trap signal beyond band width setting
High frequency section pass to analog-digital converter, prevent as the sampling interval it is too long caused by frequency domain periodization interval it is not big enough when,
In the local low-and high-frequency signal overlap that repetition rate intersection occurs.The input of the analog-digital converter 2-12 is terminated at low pass filtered
The output end of wave device 2-11, the output of analog-digital converter 2-12 are terminated at ethernet port 2-13, are responsible for continuous by what is received
Analog data signal is quantified and is encoded, and is converted to discrete digital data signal, and access by ethernet port 2-13
Ethernet transmission.
Data relay stations 4 of the invention are mounted between central control station 3 and the more remote data cross station 1 of distance, are born
Duty receives the data-signal at the more remote data cross station 1 of distance, is regenerated to it, is forwarded to signal after enhanced processing
Entreat control station 3.
Data cross station 1 of the invention is mounted on its administrative monitoring region center position, is built-in with ethernet port
1-3, protected type twisted pair wire, network exchanging chip 1-2, CPU processor 1-1, internal memory 1-5, wireless digital broadcasting station 1-4
With high accuracy real-time clock 1-6, the control for the acquisition module being mainly responsible in management acquisition link runs and uploads to acquisition module
Data, which are summarized, is uploaded to central control station 3 with after layout processing.Wherein, the ethernet port 1-3, network exchanging chip
1-2, internal memory 1-5, wireless digital broadcasting station 1-4 and high accuracy real-time clock 1-6 are connect with the CPU processor 1-1, are adopted
Collect module 2 and data cross station 1 is transmitted to via protected type twisted pair wire access network based on ethernet by ethernet port 1-3.
Wherein, the ethernet port 1-3 is responsible between each data cross station and data cross station and administrative acquisition
It is connected to form data acquisition network by ethernet port between module, transmission medium uses protected type twisted pair wire.It is described
Protected type twisted pair wire is the communication media of built-in S/FTP whole shielding layer, can effectively reduce signal decaying and noise, be responsible for each number
According to the physical connection between cross-station and between data cross station and administrative acquisition module.The network exchanging chip 1-2 is responsible for
Other data cross station data are forwarded in transmittance process without excessively interfering at data cross station, thus by CPU
The pretreatment that the main processing capacity of device 1-1 is applied to our station data is managed, the burden of central control station 3 is mitigated.The CPU processor
1-1 is the processor of data cross station configuration, is responsible for the control to control data cross station and administrative acquisition module, to acquisition
The data that module uploads carry out layout, the pretreatment works such as summarize.The internal memory 1-5 is responsible for storing CPU processor 1-1
Operational order, the interim operational data for storing CPU processor 1-1.The wireless digital broadcasting station 1-4 is responsible for will be by pretreatment
Detection data and the machine address conversion at wireless signal transmission to central control station 3 or data relay stations 4.When the high-precision
Important component of the clock source 1-6 as entire distributed parallel computing environment synchronism is responsible for keeping the height of distributed monitoring system
Spend synchronism.
In the present invention, electric signal is temporarily stored in internal memory 1-5, and the CPU processor 1-1 is to being saved
Data carry out the latter part data of Preprocessing and are transmitted to wireless digital broadcasting station 1-4, another data passes through network exchanging chip
In the Ethernet that each data cross station that 1-2 enters same pickup area is constituted, so that acquisition data are at each data cross station
Between realize it is shared.Entire transmission process keeps synchronism by the high accuracy real-time clock 1-6 of closed-loop control, to prevent whole system from existing
The accumulated error generated after working long hours keeps system time reference deviation excessive.
Central control station 3 of the invention may be provided in as at Te Jianjudeng monitoring center, detect net as entire state of elevator
The recipient of network data, be mainly responsible for the operation for remotely operating all data cross stations in entire monitoring network, data communication,
Data solution volume, Data Analysis Services, data are shown and the work such as data storage, and the central control station 3 includes radio network gateway 3-
1, database server 3-2 and central control computer 3-3.
Wherein, the radio network gateway 3-1 is responsible for receiving remote data communication, and data-signal is demodulated and communicated
Database server 3-2 is uploaded to after Data Format Transform.The database server 3-2 be responsible for it is systematical, dynamically deposit
A large amount of elevator detection datas and application program are stored up, realizes the abundant shared, interleaving access of elevator detection data.The center control
Computer 3-3 is responsible for after accessing to the upload data in database server 3-2, and centralized processing is carried out to it and is commented with analysis
Estimate, and Graphical output is to monitor.
When central control station 3 is apart from beyond 1 effective transmission range of data cross station, data are first transferred to effective
Data relay stations 4 in transmission range are responsible for receiving data cross station data-signal by the data relay stations 4, be carried out again to it
Signal is forwarded to central control station 3 after raw, enhanced processing.The data cross station 1 and the transmission of 4 data of the data relay stations
To after the radio network gateway 3-1 of central control station 3, the radio network gateway 3-1 is responsible for receiving remote data communication, and to data-signal
Database server 3-2 storage, the database server 3-2 tool are uploaded to after carrying out demodulation and communication data format conversion
Have height independence, it can be achieved that elevator detection data abundant shared, interleaving access, the central control computer 3-3 logarithm
After accessing according to the upload data in the server 3-2 of library, centralized processing is carried out to it and analyzes assessment, and Graphical output
To monitor, foundation is provided for decision.
Distributed state of elevator monitoring system of the invention is to elevator car position, elevator speed, elevator load feelings
The parameters such as condition carry out comprehensive monitoring in real time, and are transmitted by distributed data acquisition network, the present invention is directed to and
Shi Faxian elevator accident security risk is prevented trouble before it happens with assuring the safety for life and property of the people.The present invention is transported for elevator normality
There are security risk but the difficult points that cannot be arrived by timely safety monitoring in row, design a kind of distributed state of elevator monitoring system,
Using three-level formula secondary layer networking network, there is heigh clarity and cohesion, monitoring range is wide, and cost performance is high, easy to operate letter
It is single, rapidly and efficiently, intelligence to a certain extent is realized, furthermore the present invention can not only be applied to elevator detection, at other
There is wide applicability in normality real-time monitoring field.
The above is a preferred embodiment of the present invention, cannot limit the right model of the present invention with this certainly
It encloses, it is noted that for those skilled in the art, without departing from the principle of the present invention, may be used also
To make several improvement and variation, these, which improve and change, is also considered as protection scope of the present invention.
Claims (6)
1. a kind of distribution state of elevator monitors system characterized by comprising
Acquisition module (2) is mounted on lift car and hoistway position, detects for the state to elevator；
Data cross station (1) is mounted on its administrative monitoring region center position, for being responsible for the management acquisition module (2)
Control, operation and to acquisition module (2) upload data summarized with layout processing after be uploaded to central control station (3)；
Data relay stations (4) are mounted between central control station (3) and the more remote data cross station (1) of distance, for being responsible for
The data-signal for receiving the more remote data cross station (1) of distance, regenerates it, is forwarded to signal after enhanced processing
It entreats control station (3)；
Central control station (3), is located at monitoring center, for receiving the network data of entire state of elevator detection.
2. distribution state of elevator as described in claim 1 monitors system, which is characterized in that the acquisition module (2) includes
Photoelectric position sensor (2-3), hall speed sensor (2-7), servo-type acceleration transducer (2-4), resistance-strain type
Weighing sensor (2-6), current vortex sensor (2-2)；
The photoelectric position sensor (2-3) is mounted on the two sides of elevator shaft, and wherein side is signal projector, the other side
For signal receiver, upright position of the lift car in hoistway is monitored for being responsible for；
The hall speed sensor (2-7) includes sensor body and permanent magnet (2-8), wherein the sensor body is installed
In elevator shaft, permanent magnet (2-8) installation detects the speed of service of elevator on the elevator car, for being responsible for；
The servo-type acceleration transducer (2-4) is mounted on inside lift car, for being responsible for measurement lift car operation
Acceleration；
The resistance strain weighing transducer (2-6) is mounted on the bottom beam of lift car, for being responsible for monitoring lift car
Interior carrying quality；
The current vortex sensor (2-2) is mounted on the top of elevator rope close to draging at wheel, drags for being responsible for monitoring elevator
The service life of messenger.
3. distribution state of elevator as claimed in claim 2 monitors system, which is characterized in that the acquisition module (2) is also wrapped
Include operational amplifier (2-9), sampling holder (2-10), low-pass filter (2-11), digital analog converter (2-12), ethernet side
Mouth (2-13)；
The operational amplifier (2-9) is connected to the output end of each sensor, the faint telecommunications for being responsible for exporting sensor
It number amplifies；
The sampling holder (2-10) is connected to the output end of the operational amplifier (2-9), sampling holder (2-10)
Output end is connected to the input terminal of the low-pass filter (2-11), and the analog signal for being responsible for exporting sensor carries out week
Then the signal is temporarily stored holding a period of time by phase property interval sampling, for analog-digital converter (2-12) conversion, under
One sampling time further takes out an analog signal values to replace original value；
The low-pass filter (2-11) is connected to the output end of the sampling holder (2-10), low-pass filter (2-11)
Output end is connected to the analog-digital converter (2-12), prevents for being responsible in trap signal beyond the high frequency section with width setting
Only as the sampling interval it is too long caused by frequency domain periodization interval it is not big enough when, repetition rate intersection occur part height
Frequency signal overlap；
The input terminal of the analog-digital converter (2-12) is connected to the output end of the low-pass filter (2-11), analog-digital converter
The output end of (2-12) is connected to ethernet port (2-13), the continuous analog data-signal amount of progress for being responsible for receive
Change and encode, is converted to discrete digital data signal, and transmit by ethernet port (2-13) access network based on ethernet.
4. distribution state of elevator as claimed in claim 3 monitors system, which is characterized in that the acquisition module (2) is also wrapped
It includes float type oil tank liquid level sensor (2-1) and piezoelectric type impacts sensor (2-5)；
The float type oil tank liquid level sensor (2-1) is mounted in traction case fuel tank, for being responsible for monitoring Fuel Oil Remaining；
The piezoelectric type shock transducer (2-5) is placed in every layer of hall door of elevator, artificially damages for being responsible for monitoring hoistway door
It is bad；
The operational amplifier (2-9) is connected to the float type oil tank liquid level sensor and piezoelectric type impacts sensor (2-
5) output end, the ultra-weak electronic signal for being responsible for exporting sensor amplify.
5. distribution state of elevator as described in claim 1 monitors system, which is characterized in that in the data cross station (1)
It is equipped with ethernet port (1-3), protected type twisted pair wire, network exchanging chip (1-2), CPU processor (1-1), built-in storage
Device (1-5), wireless digital broadcasting station (1-4) and high accuracy real-time clock (1-6)；
The ethernet port (1-3) is for being responsible between each data cross station and data cross station and administrative acquisition module
Between be connected to form data acquisition network by ethernet port；
The network exchanging chip (1-2) is for being responsible for being forwarded transmitting to other data cross station data at data cross station
In the process without excessively interfering, mitigate the burden of the central control station (3)；
The CPU processor (1-1) is for being responsible for the control to the data cross station and administrative acquisition module, to acquisition mould
The pretreatment work that the data that block uploads carry out layout, summarize；
The internal memory (1-5) temporarily stores CPU processor for being responsible for the operational order of storage CPU processor (1-1)
The operational data of (1-1)；
The wireless digital broadcasting station (1-4) is for being responsible for pass through pretreated detection data and the machine address conversion into wireless communication
Number it is transmitted to central control station (2) or data relay stations (4)；
The high accuracy real-time clock (1-6) keeps the high level of synchronization of monitoring system for being responsible for.
6. distribution state of elevator as described in claim 1 monitors system, which is characterized in that central control station (3) packet
Include radio network gateway (3-1), database server (3-2) and central control computer (3-3)；
The radio network gateway (3-1) receives remote data communication for being responsible for, and carries out demodulation to data-signal and communicate number
The database server (3-2) is uploaded to after converting according to format；
The database server (3-2) is for being responsible for systematical, the dynamic a large amount of elevator detection datas of storage and applying journey
Sequence realizes the abundant shared, interleaving access of elevator detection data；
After the central control computer (3-3) is used to be responsible for access to the upload data in database server (3-2),
Centralized processing is carried out to it and analyzes assessment, and Graphical output is to monitor.
Priority Applications (1)
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| CN110921454A (en) * | 2019-11-21 | 2020-03-27 | 陕西威斯特高新技术投资有限公司 | Control method and device for building automatic elevator |
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